Finding the Fourth Proportional to 3,082,080.80, 4,623,135.60 and 1,087,536.80
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Solution
The fourth proportional to 3,082,080.80, 4,623,135.60 and 1,087,536.80 is: 1,631,310.28
Step by Step Solution
- Step 1: Write the proportion equation
3,082,080.80 : 4,623,135.60 = 1,087,536.80 : x - Step 2: Convert to fraction form
3,082,080.80/4,623,135.60 = 1,087,536.80/x - Step 3: Cross multiply
3,082,080.80x = 4,623,135.60 × 1,087,536.80 - Step 4: Simplify right side
3,082,080.80x = 5,027,830,096,390.08 - Step 5: Solve for x
x = 5,027,830,096,390.08/3,082,080.80 - Step 6: Final answer
x = 1,631,310.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.